leach

verb

/liːtʃ/

(specialist)

Verb Forms

present simple I / you / we / they leach	/liːtʃ/ /liːtʃ/
he / she / it leaches	/ˈliːtʃɪz/ /ˈliːtʃɪz/
past simple leached	/liːtʃt/ /liːtʃt/
past participle leached	/liːtʃt/ /liːtʃt/
-ing form leaching	/ˈliːtʃɪŋ/ /ˈliːtʃɪŋ/

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[intransitive] leach (from something) (into something) | leach out/away (of chemicals, minerals, etc.化学物质、矿物质等) to be removed from soil, etc. by water passing through it淋洗；淋失
- Nitrates leach from the soil into rivers.硝酸盐由土壤淋洗入江河。
Topics The environmentc2
[transitive] leach something (from something) (into something) | leach something out/away (of a liquid液体) to remove chemicals, minerals, etc. from soil过滤；滤去
- The nutrient is quickly leached away.养分很快就被滤掉了。

Word OriginOld English leccan ‘to water’, of West Germanic origin. The current sense dates from the mid 19th cent.